Default Linux in Travis, make macOS an included build
Default Linux in Travis, make macOS an included build

minecraft-dev/MinecraftDev,DemonWav/MinecraftDevIntelliJ,minecraft-dev/MinecraftDev,minecraft-dev/MinecraftDev,DemonWav/MinecraftDevIntelliJ,DemonWav/IntelliJBukkitSupport,DemonWav/MinecraftDevIntelliJ